发明名称 |
Nitrogen-containing tetracyclic compounds having anti-allergic and anti-asthmatic activities, their preparation and use. |
摘要 |
Compounds of formula (I): <CHEM> Äin which: A-B is =C=CH- or a nitrogen atom; R<1> is hydrogen, alkyl, aryl or aralkyl; and Z is alkyleneÜ and pharmaceutically acceptable salts thereof are useful in the treatment and prevention of allergies and asthma. |
申请公布号 |
ZA9208146(B) |
申请公布日期 |
1993.05.04 |
申请号 |
ZA19920008146 |
申请日期 |
1992.10.21 |
申请人 |
SANKYO COMPANY LIMITED |
发明人 |
HIROSHI FUKUMI;TOSHIAKI SAKAMOTO;MITSUOS SUGIYAMA;YOSHIO IIZUKA;TAKESHI YAMAGUCHI |
分类号 |
A61K31/55;C07D487/04;C07D487/14 |
主分类号 |
A61K31/55 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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